4241042440421 has 4 divisors (see below), whose sum is σ = 4241072172492. Its totient is φ = 4241012708352.

The previous prime is 4241042440381. The next prime is 4241042440483. The reversal of 4241042440421 is 1240442401424.

4241042440421 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 149120317921 + 4091922122500 = 386161^2 + 2022850^2 .

It is a cyclic number.

It is not a de Polignac number, because 4241042440421 - 2⁶ = 4241042440357 is a prime.

It is a super-2 number, since 2×4241042440421² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4241042440321) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14651036 + ... + 14937701.

It is an arithmetic number, because the mean of its divisors is an integer number (1060268043123).

Almost surely, 2^{4241042440421} is an apocalyptic number.

It is an amenable number.

4241042440421 is a deficient number, since it is larger than the sum of its proper divisors (29732071).

4241042440421 is a wasteful number, since it uses less digits than its factorization.

4241042440421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29732070.

The product of its (nonzero) digits is 32768, while the sum is 32.

Adding to 4241042440421 its reverse (1240442401424), we get a palindrome (5481484841845).

The spelling of 4241042440421 in words is "four trillion, two hundred forty-one billion, forty-two million, four hundred forty thousand, four hundred twenty-one".